Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

P1574

DTC P1574 KEY IMMOBILIZER COMMUNICATION

DTC DETECTING CONDITION:
Failure of IMM ECM to verify key (transponder) ID code

Step 1 - 2:





NOTE: When performing repairs on the Subaru Anti-Theft Systems, reference is made to the "teaching operation manual". This reference manual is only available in the support documentation made available with the two individual scan tools for Subaru vehicles. The Subaru Select Monitor III and the HDS(Hitachi Diagnostic System), which is the generic industry tool. This information is not supplied or available separately.